test04.cpp revision 12855:588919e0e4aa 
1/*****************************************************************************
2
3  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
4  more contributor license agreements.  See the NOTICE file distributed
5  with this work for additional information regarding copyright ownership.
6  Accellera licenses this file to you under the Apache License, Version 2.0
7  (the "License"); you may not use this file except in compliance with the
8  License.  You may obtain a copy of the License at
9
10    http://www.apache.org/licenses/LICENSE-2.0
11
12  Unless required by applicable law or agreed to in writing, software
13  distributed under the License is distributed on an "AS IS" BASIS,
14  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
15  implied.  See the License for the specific language governing
16  permissions and limitations under the License.
17
18 *****************************************************************************/
19
20/*****************************************************************************
21
22  Original Author: Bishnupriya Bhattacharya, Cadence Design Systems,
23                   September 5, 2003
24
25 *****************************************************************************/
26
27// test error message for SC_FORK-SC_JOIN on dynamic method process handles
28
29/*****************************************************************************
30
31  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
32  changes you are making here.
33
34      Name, Affiliation, Date:
35  Description of Modification:
36
37 *****************************************************************************/
38// $Log: test04.cpp,v $
39// Revision 1.2  2011/02/01 17:17:40  acg
40//  Andy Goodrich: update of copyright notice, added visible CVS logging.
41//
42
43#define SC_INCLUDE_DYNAMIC_PROCESSES
44#include <systemc.h>
45
46
47class module1 : public sc_module
48{
49private:
50  int method_count;
51public:
52
53  SC_HAS_PROCESS(module1);
54
55  module1(sc_module_name name) : sc_module(name),
56    method_count(0)
57  {
58    SC_THREAD(main);
59  }
60
61  void main()
62  {
63    int r;
64    sc_event e1, e2, e3, e4;
65    sc_spawn_options o1, o2, o3, o4;
66
67    cout << endl << sc_time_stamp() << ", "
68    << sc_get_current_process_handle().name()
69    << ": main thread, Before spawning round robin methods "
70    << endl << endl;
71
72    e1.notify(15, SC_NS);
73    o1.spawn_method();
74    o2.spawn_method();
75    o3.spawn_method();
76    o4.spawn_method();
77
78    // Spawn several threads that co-operatively execute in round robin order
79
80    SC_FORK
81      sc_spawn(&r,
82        sc_bind(&module1::round_robin, this, "1", sc_ref(e1), sc_ref(e2), 1), "mth1", &o1),
83      sc_spawn(&r,
84        sc_bind(&module1::round_robin, this, "2", sc_ref(e2), sc_ref(e3), 1), "mth2", &o2),
85      sc_spawn(&r,
86        sc_bind(&module1::round_robin, this, "3", sc_ref(e3), sc_ref(e4), 1), "mth3", &o3),
87      sc_spawn(&r,
88        sc_bind(&module1::round_robin, this, "4", sc_ref(e4), sc_ref(e1), 1), "mth4", &o4),
89    SC_JOIN
90
91    cout << endl << sc_time_stamp() << ", "
92	 << sc_get_current_process_handle().name()
93	 << ": main thread, Issuing wait(60, SC_NS)" << endl;
94
95    wait(60, SC_NS);
96
97    cout << endl << sc_time_stamp() << ", "
98	 << sc_get_current_process_handle().name()
99	 << ": Done main thread." << endl;
100  }
101
102  int round_robin(const char *str, sc_event& receive, sc_event& send, int cnt)
103  {
104    cout << sc_time_stamp() << ", "
105	 << sc_get_current_process_handle().name()
106	 << ": In Round robin method " << str;
107
108    if (method_count < 4) {
109      method_count++;
110      next_trigger(receive);
111      cout << ". Issued next_trigger. " << endl;
112    } else {
113      send.notify(10, SC_NS);
114      cout << ". Notified. Ending Round robin method " << str << endl;
115    }
116
117    return 0;
118  }
119
120};
121int sc_main (int argc , char *argv[])
122{
123  module1 mod1("mod1");
124
125  sc_start(100, SC_NS);
126
127  return 0;
128}
129